Competitiveness has come to the forefront of the policy debate within the European Union, focusing on price competitiveness and intra-EU imbalances. But how to measure properly competitiveness, beyond price or cost competitiveness, remains an open methodological issue; and what is the resilience...

This paper proposes studying export frequency as an additional margin of international trade. While extensive margins of products and destination define the scope of firm's export, export shipment frequency is determined by sale method choice and cost structure of the trade technology. We define...

Using an econometric shift-share decomposition, we explain the redistribution of world market shares at the level of the product variety and by technological content. We decompose changes in market shares into structural effects (geographical and sectoral) and a pure performance effect. We...

Firms adjust to differences in market size and demand uncertainty by changing the frequency and size of their export shipments. In our inventory model, transportation costs and optimal shipment frequency are determined on the basis of demand as well as inventory and per shipments costs. Using a...

This paper analyzes how firms adjust to differences in market size and demand uncertainty by changing the frequency and size of their export shipments. In our inventory model, transportation costs and optimal shipment frequency are determined on the basis of demand as well as inventory and per...

The cost of complying with a sanitary standard is certain. However, such regulatory measure is a source of uncertainty for exporting firms in relation to border rejections. Shipments may fail to pass inspections and may be refused entry into the importing country. We examine how the risk of...

Recent literature has highlighted the major contribution of multi-product firms to international trade activity. Such firms ship several product categories to foreign destinations each time they export. Our objective is to document the contribution of product selection to the reaction of firms...

We examine the effects of transit, documentation, and ports and customs delays on Africa's exports. We find that transit delays have the most economically and statically significant effect on exports. A one day reduction in inland travel times leads to a 7 percent increase in exports. Put...